著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Iglesias, Edgar","Welfare, security and the Level of fertility : a grobal analysis, 1985 and 1995",,Lund University Press,1999,Lund studies in economic history,,9179665721,,https://cir.nii.ac.jp/crid/1130000796838273920